<div>
    <div class="demo-image__preview">
        <el-image
                style="width: 100px; height: 100px"
                :src="{{ widget.value }}"
                :preview-src-list="srcList">
        </el-image>
    </div>
</div>
<script>
    export default {
        data() {
            return {
                srcList: ['{{ widget.value }}']
            }
        }
    }
</script>